Are direct flights from Singapore to Portland always the best option?

Direct flights often offer convenience by reducing travel time and avoiding layovers. However, they are not always the most budget-friendly choice. Flights with one or more stops can sometimes be more affordable, depending on the route and airline.

Can flexible travel dates help on Singapore to Portland flights?

Yes, being flexible with your travel dates can often lead to finding cheaper flights. Prices can vary significantly between different days of the week or even within the same month. Adjusting your departure or return by a few days may result in better deals.

What extra costs should I check before booking Singapore to Portland flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes or making changes to your reservation. Understanding these fees can help you calculate the total travel expense.

Flights From Singapore

To Portland

Cheap Flights from Singapore to Portland

Browse current best options from Singapore. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Singapore

RatePunk searches hundreds of travel sites at once for deals on flights to Portland

Prices updated 7 days ago

457 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 7, 2026.)

Today’s best flight deals from Singapore to Portland

Explore current cheapest deals departing from Singapore to Portland

2027-03-11 – 2027-03-18
SIN - Portland
90% AI deal score
$1,290
$976
Round trip
2026-10-10 – 2026-10-18
SIN - Portland
87% AI deal score
$1,146
$977
Round trip
2026-11-08 – 2026-11-15
SIN - Portland
82% AI deal score
$1,108
$977
Round trip
2026-11-10 – 2026-11-20
SIN - Portland
81% AI deal score
$1,079
$977
Round trip
2026-11-05 – 2026-11-17
SIN - Portland
80% AI deal score
$1,068
$978
Round trip
2026-10-21 – 2026-10-28
SIN - Portland
84% AI deal score
$1,174
$1,005
Round trip
2026-10-16 – 2026-10-23
SIN - Portland
84% AI deal score
$1,179
$1,008
Round trip
2026-10-19 – 2026-10-26
SIN - Portland
84% AI deal score
$1,174
$1,011
Round trip
2026-10-03 – 2026-10-18
SIN - Portland
80% AI deal score
$1,125
$1,021
Round trip
2026-10-10 – 2026-10-23
SIN - Portland
80% AI deal score
$1,132
$1,036
Round trip

Singapore to Portland: Overview

Insights for flights from Singapore to Portland

The journey from Singapore to Portland covers a substantial distance of 13,081 kilometers, classifying it as a long-haul route. For travelers looking for cheap flights from Singapore to Portland, it is important to consider the extended travel time and potential connections involved in such a long journey. This distance typically means that itineraries will include multiple stops.

Right now, fares for flights from Singapore to Portland typically range from $1406–$2016, with a median of $1487. Current fares are significantly below the typical level, indicating a potentially good time to consider booking. However, the share of recent fares classified as a good price is 0%, suggesting that while current prices are lower, they may not yet represent exceptional value. Deals are infrequent for this route, so setting up a price alert could be beneficial.

If you are wondering when is the cheapest time to fly from Singapore to Portland, the data indicates that November is typically the most affordable month, with a median fare of $612. Other relatively inexpensive months include February, with a median fare of $1077, and January, with a median fare of $1095. Planning your trip during these months could lead to significant savings.

Most itineraries for flights from Singapore to Portland involve connections. The data shows that 0% of recent fares were non-stop, meaning most itineraries connect at least once. When connecting, the median number of stopovers is 3, which contributes to a longer overall travel time.

A typical journey from Singapore to Portland, including connections, takes approximately 53h 21m. This extended duration is due to the long-haul nature of the route and the necessity of multiple stopovers. Travelers should factor in this significant travel time when planning their trip.

How much is a round trip from Singapore to Portland

Regular price: $1,202 - $1,749

Prices are currently below the regular range.

Regular prices for flights from Singapore to Portland typically range from $1202 to $1749. The current lowest deal is $975 with Singapore Airlines, for travel from Dec 25-Jan 16.

now $975

Low $1,202

High $1,749

The cheapest time to fly from Singapore to Portland

The cheapest month to fly from Singapore to Portland is November, with a median price of $612. The most expensive month is August, with a median price of $2316. Prices are generally lower from January to November.

November

Cheapest

Flights from $612

August

Most Expensive

Flights from $2,316

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Nov

Direct flights from Singapore to Portland

Singapore Airlines

Alaska Airlines, Inc.

Air Canada

China Airlines

Last-minute flights going from Singapore to Portland

Tue, Sep 1

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

EVA Air

$1,262

$1,219

One-way

Fri, Sep 4

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Japan Airlines

$1,332

$1,084

One-way

Sun, Sep 6

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Japan Airlines

$1,304

$1,077

One-way

Tue, Sep 8

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Korean Air

$1,175

$1,015

One-way

Sun, Sep 13

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Air Canada

$1,152

$976

One-way

Sun, Sep 13

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

China Airlines

$1,153

$1,104

One-way

Biggest price drops on these dates for flights from Singapore to Portland

22 nights

Dec 25 - Jan 16

$1,447 → $975

33%

23 nights

Dec 24 - Jan 16

$1,434 → $997

30%

23 nights

Dec 25 - Jan 17

$1,447 → $1,040

28%

16 nights

Dec 25 - Jan 10

$1,455 → $1,058

27%

Popular Airports to fly from Singapore to Portland

Singapore - Portland route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Singapore to Portland are below the typical level, with a median price of $1447.

📅 Best time to fly

Fly in November for the best prices

Historically, November offers the lowest median prices at $612 for flights from Singapore to Portland.

⏱️ Flight duration

Connecting flights average 53h 21m

Flights from Singapore to Portland typically involve connections, with a median duration of 53h 21m.

✈️ Airlines & availability

Connecting flights are dominant

This route is connecting-dominant, with a median of 3 stopovers when connecting.

🏆 Airline highlight

Singapore Airlines offers deals on this route

Singapore Airlines has 72 direct deals for flights from Singapore to Portland.

🎯 Booking tip

Deals are rare for this route

Deals for flights from Singapore to Portland are historically rare.

Singapore main airports to depart from

Singapore Changi (SIN)

Cheapest

Singapore Changi Airport is a convenient departure point for flights from Singapore to Portland.

📍 ~19 km from city center (reachable by car or train)

💸 Flights from ~$971

Portland main airports to arrive at

Portland International (PDX)

Cheapest

Portland International Airport is a convenient arrival option for flights from Singapore to Portland.

📍 ~10 km from Portland (reachable by car)

💸 Flights from ~$1,001

Airports nearby Portland used as alternative

Seattle–Tacoma International (SEA)

Cheapest

This major international hub often provides more competitive pricing and significantly more flight options than PDX.

📍 ~225 km from Portland (reachable by car or train)

💸 Flights from ~$799

Business & First Class Flight Deals to Portland

Discover luxury on the budget with premium cabin class on flights from Singapore to Portland.

Elite

Best Elite deals to Portland

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From SIN

Elite

Nov 04

Portland, United States

94% AI deal score

$6,990

$3,983

Save $3,007

Malaysia Airlines, +1

Business Class

From SIN

Elite

Oct 21

Portland, United States

94% AI deal score

$7,183

$4,010

Save $3,173

Thai Airways International, +1

Business Class

From SIN

Elite

Nov 24

Portland, United States

94% AI deal score

$7,196

$4,089

Save $3,107

Thai Airways International, +1

Business Class

From SIN

Elite

Oct 21

Portland, United States

94% AI deal score

$7,183

$4,254

Save $2,929

Thai Airways International, +1

Business Class

From SIN

Elite

Oct 21

Portland, United States

92% AI deal score

$7,651

$3,885

Save $3,766

Thai Airways International, +1

Business Class

From SIN

Elite

Oct 21

Portland, United States

92% AI deal score

$7,756

$3,903

Save $3,853

Thai Airways International, +1

Business Class

From SIN

Elite

Sep 29

Portland, United States

92% AI deal score

$6,465

$4,119

Save $2,346

Thai Airways International, +1

Business Class

From SIN

Elite

Oct 06

Portland, United States

92% AI deal score

$2,872

$2,141

Save $731

Jett8 Airlines Cargo, +1

Business Class

From SIN

Elite

Oct 21

Portland, United States

91% AI deal score

$7,345

$3,837

Save $3,508

Thai Airways International, +1

Business Class

From SIN

Elite

Oct 21

Portland, United States

91% AI deal score

$7,175

$3,837

Save $3,338

Thai Airways International, +1

Business Class

From SIN

Elite

Oct 21

Portland, United States

91% AI deal score

$7,436

$3,872

Save $3,564

Thai Airways International, +1

Business Class

From SIN

Elite

Oct 21

Portland, United States

91% AI deal score

$7,398

$3,911

Save $3,487

Thai Airways International, +1

Business Class

Frequently Asked Questions About Flights to Portland

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking in advance, often several months before your intended departure, can sometimes lead to lower prices. However, prices can fluctuate, so monitoring fares over time may help you identify a good booking window. Weekday bookings might also offer different pricing.

Comparing nearby airports can sometimes uncover more economical flight options. While it might involve additional ground transportation, the savings on airfare could be significant. Always factor in the total cost and convenience when considering this option.

Related routes

More routes from Singapore

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Flights to Portland from other cities

Flights from Anchorage to Portland Flights from Atlanta to Portland Flights from Austin to Portland Flights from Bangkok to Portland Flights from Barcelona to Portland Flights from Boston to Portland Flights from Chicago to Portland Flights from Copenhagen to Portland Flights from Denver to Portland Flights from Santa Ana to Portland Flights from Tokyo to Portland Flights from Zürich to Portland

Singapore to Portland: Overview

Insights for flights from Singapore to Portland

How much is a round trip from Singapore to Portland

Regular price: $1,202 - $1,749

Prices are currently below the regular range.

Regular prices for flights from Singapore to Portland typically range from $1202 to $1749. The current lowest deal is $975 with Singapore Airlines, for travel from Dec 25-Jan 16.

now $975

Low $1,202

High $1,749

The cheapest time to fly from Singapore to Portland

November

Cheapest

Flights from $612

August

Most Expensive

Flights from $2,316

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Nov

Direct flights from Singapore to Portland

Singapore Airlines

Alaska Airlines, Inc.

Air Canada

China Airlines

Last-minute flights going from Singapore to Portland

Tue, Sep 1

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

EVA Air

$1,262

$1,219

One-way

Fri, Sep 4

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Japan Airlines

$1,332

$1,084

One-way

Sun, Sep 6

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Japan Airlines

$1,304

$1,077

One-way

Tue, Sep 8

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Korean Air

$1,175

$1,015

One-way

Sun, Sep 13

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Air Canada

$1,152

$976

One-way

Sun, Sep 13

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

China Airlines

$1,153

$1,104

One-way

Biggest price drops on these dates for flights from Singapore to Portland

22 nights

Dec 25 - Jan 16

$1,447 → $975

33%

23 nights

Dec 24 - Jan 16

$1,434 → $997

30%

23 nights

Dec 25 - Jan 17

$1,447 → $1,040

28%

16 nights

Dec 25 - Jan 10

$1,455 → $1,058

27%

Popular Airports to fly from Singapore to Portland

Singapore - Portland route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Singapore to Portland are below the typical level, with a median price of $1447.

📅 Best time to fly

Fly in November for the best prices

Historically, November offers the lowest median prices at $612 for flights from Singapore to Portland.

⏱️ Flight duration

Connecting flights average 53h 21m

Flights from Singapore to Portland typically involve connections, with a median duration of 53h 21m.

✈️ Airlines & availability

Connecting flights are dominant

This route is connecting-dominant, with a median of 3 stopovers when connecting.

🏆 Airline highlight

Singapore Airlines offers deals on this route

Singapore Airlines has 72 direct deals for flights from Singapore to Portland.

🎯 Booking tip

Deals are rare for this route

Deals for flights from Singapore to Portland are historically rare.

Singapore main airports to depart from

Singapore Changi (SIN)

Cheapest

Singapore Changi Airport is a convenient departure point for flights from Singapore to Portland.

📍 ~19 km from city center (reachable by car or train)

💸 Flights from ~$971

Portland main airports to arrive at

Portland International (PDX)

Cheapest

Portland International Airport is a convenient arrival option for flights from Singapore to Portland.

📍 ~10 km from Portland (reachable by car)

💸 Flights from ~$1,001

Airports nearby Portland used as alternative

Seattle–Tacoma International (SEA)

Cheapest

This major international hub often provides more competitive pricing and significantly more flight options than PDX.

Portland, United States

91% AI deal score

$7,398

$3,911

Save $3,487

Thai Airways International, +1

Business Class

Frequently Asked Questions About Flights to Portland

Cheap Flights from Singapore to Portland

Today’s best flight deals from Singapore to Portland

Singapore to Portland: Overview

Insights for flights from Singapore to Portland

How much is a round trip from Singapore to Portland

The cheapest time to fly from Singapore to Portland

Direct flights from Singapore to Portland

Last-minute flights going from Singapore to Portland

Biggest price drops on these dates for flights from Singapore to Portland

Popular Airports to fly from Singapore to Portland

Singapore - Portland route insights

Recent fares are below the typical level

Fly in November for the best prices

Connecting flights average 53h 21m

Connecting flights are dominant

Singapore Airlines offers deals on this route

Deals are rare for this route

Singapore main airports to depart from

Portland main airports to arrive at

Airports nearby Portland used as alternative

Business & First Class Flight Deals to Portland

Best Elite deals to Portland

Nov 04

Oct 21

Nov 24

Oct 21

Oct 21

Oct 21

Sep 29

Oct 06

Oct 21

Oct 21

Oct 21

Oct 21

Frequently Asked Questions About Flights to Portland

How can I find cheap flights from Singapore to Portland?

When should I book flights from Singapore to Portland?

Should I compare nearby airports for flights from Singapore to Portland?

Are direct flights from Singapore to Portland always the best option?

Can flexible travel dates help on Singapore to Portland flights?

What extra costs should I check before booking Singapore to Portland flights?

Related routes

More routes from Singapore

Flights to Portland from other cities

Singapore to Portland: Overview

Insights for flights from Singapore to Portland

How much is a round trip from Singapore to Portland

The cheapest time to fly from Singapore to Portland

Direct flights from Singapore to Portland

Last-minute flights going from Singapore to Portland

Biggest price drops on these dates for flights from Singapore to Portland

Popular Airports to fly from Singapore to Portland

Singapore - Portland route insights

Recent fares are below the typical level

Fly in November for the best prices

Connecting flights average 53h 21m

Connecting flights are dominant

Singapore Airlines offers deals on this route

Deals are rare for this route

Singapore main airports to depart from

Portland main airports to arrive at

Airports nearby Portland used as alternative

Business & First Class Flight Deals to Portland

Best Elite deals to Portland

Nov 04

Oct 21

Nov 24

Oct 21

Oct 21

Oct 21

Sep 29

Oct 06

Oct 21

Oct 21

Oct 21

Oct 21

Frequently Asked Questions About Flights to Portland

How can I find cheap flights from Singapore to Portland?

When should I book flights from Singapore to Portland?

Should I compare nearby airports for flights from Singapore to Portland?